Certain investigations on papr reduction techniques and adaptive resource allocation algorithms for ofdm systems

Abstract

Wireless communication is an emerging field which has seen newlineenormous growth in the last few years This rapid expansion of wireless newlineservices has fueled the evolution of wireless communication technologies newlinefrom the firstgeneration to fourthgeneration systems that support newlinemultidimensional highspeed wireless communications This results in an newlineincreased demand for high capacity wireless networks in many applications newlinesuch as wireless local area networks WLANs and worldwide newlineinteroperability for microwave access WiMax Also the demand for highspeed newlinewireless mobile communication is rapidly growing Orthogonal newlineFrequency Division Multiplexing OFDM technology promises to be a key newlinetechnique for achieving the high data capacity and spectral efficiency newlinerequirements in the present as well as future broadband wireless newlinecommunication systems newline newline